Schizoaffective Disorder

Schizoaffective disorder sits at the crossroads of psychosis and mood pathology — a single illness in which the criteria for both schizophrenia and a major mood episode are met, yet psychosis must also exist independently of the mood disturbance. It is the classic "in-between" diagnosis: prognostically better than schizophrenia, worse than a pure mood disorder, and a perennial favourite for examiners because the temp…